640-802 CCNA Study Guide - Elktech.org

Cisco 640-802 Exam
QUESTION NO: 245
Select the action that results from executing these commands.
Switch(config-if)# switchport port-security
Switch(config-if)# switchport port-security mac-address sticky
A. A dynamically learned MAC address is saved in the startup-configuration file.
B. A dynamically learned MAC address is saved in the running-configuration file.
C. A dynamically learned MAC address is saved in the VLAN database.
D. Statically configured MAC addresses are saved in the startup-configuration file if frames from
that address are received.
E. Statically configured MAC addresses are saved in the running-configuration file if frames from
that address are received.
Answer: B
Explanation:
In the interface configuration mode, the command switchport port-security mac-address sticky
enables sticky learning. When entering this command, the interface converts all the dynamic
secure MAC addresses to sticky secure MAC addresses.
QUESTION NO: 246
Refer to the exhibit. The following commands are executed on interface fa0/1 of 2950Switch.
2950Switch(config-if)# switchport port-security
2950Switch(config-if)# switchport port-security mac-address sticky
2950Switch(config-if)# switchport port-security maximum 1
The Ethernet frame that is shown arrives on interface fa0/1.
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